package com.grf.hadoop.input_format;

import org.apache.hadoop.io.BytesWritable;
import org.apache.hadoop.io.Text;
import org.apache.hadoop.mapreduce.Reducer;

import java.io.IOException;

public class MyReducer extends Reducer<Text, BytesWritable, Text,BytesWritable> {
    @Override
    protected void reduce(Text key, Iterable<BytesWritable> values, Context context)
            throws IOException, InterruptedException {
        //循环写出
        for (BytesWritable value:values) {
            context.write(key,value);
        }
    }
}
